CVE-2005-4278

CVE-2005-4278 is a high-severity vulnerability in Larry Wall Perl with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Untrusted search path vulnerability in Perl before 5.8.7-r1 on Gentoo Linux allows local users in the portage group to gain privileges via a malicious shared object in the Portage temporary build directory, which is part of the RUNPATH.

Frequently asked questions

What is CVE-2005-4278?
Untrusted search path vulnerability in Perl before 5.8.7-r1 on Gentoo Linux allows local users in the portage group to gain privileges via a malicious shared object in the Portage temporary build directory, which is part of the RUNPATH.
How severe is CVE-2005-4278?
CVE-2005-4278 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2005-4278 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4278?
CVE-2005-4278 primarily affects Larry Wall Perl. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4278?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-4278 published?
CVE-2005-4278 was published on 2005-12-16 and last updated on 2026-06-16.

References

Affected products (17)

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